CY8C9520A expander equivalent, 20 - 40 and 60 bit i/o expander.
* I2C interface logic electrically compatible with SMBus
* Up to 20 (CY8C9520A), 40 (CY8C9540A), or 60 (CY8C9560A) I/O data pins independently configurable as inp.
................................................................. 3
Device Access Addressing ............................
............................................................... 9 Extendable Soft Addressing ........................................ 9 Interrupt Pin (INT) ........................................................ 9 Write Disable Pin (WD) ............
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